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Re: [ATM] Building a 6" f/5, would like some input

>   I'm currently building a 6" f/5 reflector would like some input

> calculations from the book, a 1.52" secondary is called for.  When

> I run my numbers through Newt, a 1.3" would appear to work.


I recommend a 1.83" secondary so that you can use 2 inch diameter eyepieces
for the RFT effect.

Mel Bartels


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